diff --git a/.env.example b/.env.example
index 94d30b2..5370d3a 100644
--- a/.env.example
+++ b/.env.example
@@ -187,6 +187,11 @@ API_ADMIN_KEY=
 # External web port
 WEB_PORT=8080
 
+# Timezone for displaying dates/times on the web dashboard
+# Uses standard IANA timezone names (e.g., America/New_York, Europe/London)
+# Default: UTC
+TZ=UTC
+
 # -------------------
 # Network Information
 # -------------------
diff --git a/src/meshcore_hub/web/app.py b/src/meshcore_hub/web/app.py
index 669c6a6..f924ffd 100644
--- a/src/meshcore_hub/web/app.py
+++ b/src/meshcore_hub/web/app.py
@@ -44,7 +44,7 @@ def _create_timezone_filters(tz_name: str) -> dict:
 
     def format_datetime(
         value: str | datetime | None,
-        fmt: str = "%Y-%m-%d %H:%M:%S %Z",
+        fmt: str = "%Y-%m-%d %H:%M:%S",
     ) -> str:
         """Format a UTC datetime string or object to the configured timezone.
 
@@ -79,7 +79,7 @@ def _create_timezone_filters(tz_name: str) -> dict:
             # Fallback to original value if parsing fails
             return str(value)[:19].replace("T", " ") if value else "-"
 
-    def format_time(value: str | datetime | None, fmt: str = "%H:%M:%S %Z") -> str:
+    def format_time(value: str | datetime | None, fmt: str = "%H:%M:%S") -> str:
         """Format just the time portion in the configured timezone."""
         return format_datetime(value, fmt)
 
@@ -89,10 +89,10 @@ def _create_timezone_filters(tz_name: str) -> dict:
 
     return {
         "localtime": format_datetime,
-        "localtime_short": lambda v: format_datetime(v, "%Y-%m-%d %H:%M %Z"),
+        "localtime_short": lambda v: format_datetime(v, "%Y-%m-%d %H:%M"),
         "localdate": format_date,
         "localtimeonly": format_time,
-        "localtimeonly_short": lambda v: format_time(v, "%H:%M %Z"),
+        "localtimeonly_short": lambda v: format_time(v, "%H:%M"),
     }
 
 
@@ -215,6 +215,13 @@ def create_app(
     for name, func in tz_filters.items():
         templates.env.filters[name] = func
 
+    # Compute timezone abbreviation (e.g., "GMT", "EST", "PST")
+    try:
+        tz = ZoneInfo(settings.tz)
+        app.state.timezone_abbr = datetime.now(tz).strftime("%Z")
+    except Exception:
+        app.state.timezone_abbr = "UTC"
+
     app.state.templates = templates
 
     # Initialize page loader for custom markdown pages
@@ -398,5 +405,5 @@ def get_network_context(request: Request) -> dict:
         "custom_pages": custom_pages,
         "logo_url": request.app.state.logo_url,
         "version": __version__,
-        "timezone": request.app.state.timezone,
+        "timezone": request.app.state.timezone_abbr,
     }
diff --git a/src/meshcore_hub/web/templates/advertisements.html b/src/meshcore_hub/web/templates/advertisements.html
index 72bd04d..4e6737d 100644
--- a/src/meshcore_hub/web/templates/advertisements.html
+++ b/src/meshcore_hub/web/templates/advertisements.html
@@ -7,7 +7,10 @@
 {% block content %}
 <div class="flex items-center justify-between mb-6">
     <h1 class="text-3xl font-bold">Advertisements</h1>
-    <span class="badge badge-lg">{{ total }} total</span>
+    <div class="flex items-center gap-2">
+        {% if timezone and timezone != 'UTC' %}<span class="text-sm opacity-60">{{ timezone }}</span>{% endif %}
+        <span class="badge badge-lg">{{ total }} total</span>
+    </div>
 </div>
 
 {% if api_error %}
diff --git a/src/meshcore_hub/web/templates/map.html b/src/meshcore_hub/web/templates/map.html
index 47e7149..5463c92 100644
--- a/src/meshcore_hub/web/templates/map.html
+++ b/src/meshcore_hub/web/templates/map.html
@@ -6,6 +6,7 @@
 <div class="flex items-center justify-between mb-6">
     <h1 class="text-3xl font-bold">Map</h1>
     <div class="flex items-center gap-2">
+        {% if timezone and timezone != 'UTC' %}<span class="text-sm opacity-60">{{ timezone }}</span>{% endif %}
         <span id="node-count" class="badge badge-lg">Loading...</span>
         <span id="filtered-count" class="badge badge-lg badge-ghost hidden"></span>
     </div>
diff --git a/src/meshcore_hub/web/templates/messages.html b/src/meshcore_hub/web/templates/messages.html
index afd74ef..882928e 100644
--- a/src/meshcore_hub/web/templates/messages.html
+++ b/src/meshcore_hub/web/templates/messages.html
@@ -7,7 +7,10 @@
 {% block content %}
 <div class="flex items-center justify-between mb-6">
     <h1 class="text-3xl font-bold">Messages</h1>
-    <span class="badge badge-lg">{{ total }} total</span>
+    <div class="flex items-center gap-2">
+        {% if timezone and timezone != 'UTC' %}<span class="text-sm opacity-60">{{ timezone }}</span>{% endif %}
+        <span class="badge badge-lg">{{ total }} total</span>
+    </div>
 </div>
 
 {% if api_error %}
diff --git a/src/meshcore_hub/web/templates/nodes.html b/src/meshcore_hub/web/templates/nodes.html
index b415715..878b984 100644
--- a/src/meshcore_hub/web/templates/nodes.html
+++ b/src/meshcore_hub/web/templates/nodes.html
@@ -7,7 +7,10 @@
 {% block content %}
 <div class="flex items-center justify-between mb-6">
     <h1 class="text-3xl font-bold">Nodes</h1>
-    <span class="badge badge-lg">{{ total }} total</span>
+    <div class="flex items-center gap-2">
+        {% if timezone and timezone != 'UTC' %}<span class="text-sm opacity-60">{{ timezone }}</span>{% endif %}
+        <span class="badge badge-lg">{{ total }} total</span>
+    </div>
 </div>
 
 {% if api_error %}